Patents by Inventor Annicka Sellin

Annicka Sellin has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Activation of cathode
    Patent number: 9689077
    Abstract: The present invention relates to a process for production of alkali metal chlorate, and to a method of activating a cathode comprising electrolyzing an electrolyte comprising alkali metal chloride in an electrolytic cell in which at least one anode and at least one cathode are arranged wherein a) said electrolyte comprises chromium in any form in an amount ranging from about 0.01-10?6 to about 500-10?6 mol/dm3 b) said electrolyte comprises molybdenum, tungsten, vanadium, manganese and/or mixtures thereof in any form in a total amount ranging from about 0.1-10?6 mol/dm3 to about 0.5-10?3 mol/dm3.
    Type: Grant
    Filed: April 23, 2010
    Date of Patent: June 27, 2017
    Assignee: Akzo Nobel Chemicals International B.V.
    Inventors: Magnus Rosvall, Kristoffer Hedenstedt, Annicka Sellin, Johan Gustavsson, Ann Cornell
  • Activation of cathode
    Publication number: 20120061252
    Abstract: The present invention relates to a process for production of alkali metal chlorate, and to a method of activating a cathode comprising electrolyzing an electrolyte comprising alkali metal chloride in an electrolytic cell in which at least one anode and at least one cathode are arranged wherein a) said electrolyte comprises chromium in any form in an amount ranging from about 0.01-10?6 to about 500-10?6 mol/dm3 b) said electrolyte comprises molybdenum, tungsten, vanadium, manganese and/or mixtures thereof in any form in a total amount ranging from about 0.1-10?6 mol/dm3 to about 0.5-10?3 mol/dm3.
    Type: Application
    Filed: April 23, 2010
    Publication date: March 15, 2012
    Applicant: AKZO NOBEL CHEMICALS INTERNATIONAL B.V.
    Inventors: Magnus Rosvall, Kristoffer Hedenstedt, Annicka Sellin, Johan Gustavsson, Ann Cornell
  • Method of producing a catalyst
    Patent number: 6207128
    Abstract: The invention relates to a method of producing a catalyst comprising a porous support and a catalytically active metal deposited thereon comprising the steps of treating the porous support with a solution of a salt of the catalytically active metal and a reducing agent to achieve electroless deposition of the catalytically active metal on the support. The invention also relates to a catalyst obtainable by the method and a process of producing hydrogen peroxide.
    Type: Grant
    Filed: April 30, 1998
    Date of Patent: March 27, 2001
    Assignee: AKZO Nobel N.V.
    Inventors: Annicka Sellin, Mats Nyström